IL305932A - Electrical circuit program for processing, system and method for reducing power consumption in ultrasound imaging testing based on an integrated algorithm for data acquisition and recovery - Google Patents

Electrical circuit program for processing, system and method for reducing power consumption in ultrasound imaging testing based on an integrated algorithm for data acquisition and recovery

Info

Publication number
IL305932A
IL305932A IL305932A IL30593223A IL305932A IL 305932 A IL305932 A IL 305932A IL 305932 A IL305932 A IL 305932A IL 30593223 A IL30593223 A IL 30593223A IL 305932 A IL305932 A IL 305932A
Authority
IL
Israel
Prior art keywords
frame
scanlines
reduced power
missing
reconstructed
Prior art date
Application number
IL305932A
Other languages
Hebrew (he)
Inventor
Yongyi Yang
Miles N Wernick
Original Assignee
Exo Imaging Inc
Yongyi Yang
Miles N Wernick
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Exo Imaging Inc, Yongyi Yang, Miles N Wernick filed Critical Exo Imaging Inc
Publication of IL305932A publication Critical patent/IL305932A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8977—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using special techniques for image reconstruction, e.g. FFT, geometrical transformations, spatial deconvolution, time deconvolution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52085—Details related to the ultrasound signal acquisition, e.g. scan sequences
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8934—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a dynamic transducer configuration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52019—Details of transmitters
    • G01S7/5202—Details of transmitters for pulse systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • G01S7/52026—Extracting wanted echo signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52044—Scan converters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52096—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging related to power management, e.g. saving power or prolonging life of electronic components
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/892—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being curvilinear

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Image Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Image Analysis (AREA)

Claims (25)

1. EXO-P026
2. Claims 1. An apparatus of a computing device comprising one or more processors to: perform rounds of a reconstruction algorithm during image generation by an ultrasound imaging device, the algorithm including, for each round, processing an input frame and a reduced power partial frame to generate a reconstructed frame therefrom, wherein the input frame is based on a first ultrasonic waveform received at a transducer of the imaging device, and the reduced power partial frame defines missing scanlines and is based on a second ultrasonic waveform received at the transducer and generated from an interlaced activation of receive channels coupled to the transducer; and at least one of generate display signals to cause each reconstructed frame to be displayed on a display, or cause each reconstructed frame to be stored in memory, wherein the input frame, after an initialization round of the reconstruction algorithm, corresponds to a previous reconstructed frame of a previous round of the reconstruction algorithm. 2. The apparatus of claim 1, wherein processing the reduced power partial frame includes: performing intraframe interpolation on the reduced power partial frame to fill in the missing scanlines with interpolated scanlines to generate an intraframe interpolated frame; and processing the intraframe interpolated frame to generate the reconstructed frame. 3. The apparatus of claim 2, wherein the reduced power partial frame includes one of odd scanlines and missing even scanlines, or even scanlines and missing odd scanlines, and wherein processing the reduced power partial frame and the input frame includes: performing motion compensation to estimate a motion vector between the intraframe interpolated frame and the previous reconstructed frame of the previous round to generate a motion compensated frame, the motion compensated frame including even scanlines and missing odd scanlines when the reduced power partial frame includes odd scanlines and missing even scanlines, and including odd scanlines and missing even scanlines when the reduced power partial frame includes even scanlines and missing odd scanlines; and processing the motion compensated frame to generate the reconstructed frame.
3. EXO-P026
4. The apparatus of claim 3, wherein performing motion compensation includes performing at least one of locally adaptive block matching or globally adaptive block matching.
5. The apparatus of claim 4, wherein processing the motion compensated frame includes: merging the intraframe interpolated frame with the motion compensated frame to generate a spatial only estimate reconstructed frame, merging including filling missing scanlines of the intraframe interpolated frame with corresponding scanlines of the motion compensated frame; and processing the spatial only estimate reconstructed frame to generate the reconstructed frame.
6. The apparatus of claim 5, wherein processing the spatial only estimate reconstructed frame includes performing temporal smoothing by blending the spatial only estimate reconstructed frame with the previous reconstructed frame to generate the reconstructed frame.
7. The apparatus of claim 3, wherein: the motion vector corresponds to an estimated motion vector u0001∗ between subregions g1(x) of the previous reconstructed frame and subregions g2(x) of the intraframe interpolated frame, u0001∗given by: u0001∗= arg max∈fr|u000fu0010u0011u0012u0013 − u000fu0015u0011u0012 − u0001u0013|u0016u0017∈u0018 wherein u0012 denotes a pixel coordinate of an image subregion, u0019 denotes a spatial window within which a solution for u0001 is searched, u001a denotes an index set of pixels within a block, and u001b denotes an error norm equal to 1 or 2; and block matching further includes performing global block matching using a horizontal search only where an entirety of the intraframe interpolated frame corresponds to g2(x).
8. The apparatus of claim 7, the one or more processors to, in response to a determination that u0001∗ exceeds a threshold value, set the reconstructed frame to correspond to the spatial only estimate reconstructed frame. EXO-P026
9. The apparatus of claim 7, the one or more processors to merge the intraframe interpolated frame with the motion compensated frame to generate a spatial only estimate reconstructed frame, merging including filling missing scanlines of the intraframe interpolated frame with corresponding scanlines of the motion compensated frame by: segmenting a group R of scanlines of the reduced power partial frame linearly into a collection of S x Hb blocks b; and for each block b and group R: defining a temporary macroblock array mb of pixel values in the intraframe interpolated frame that correspond to a region of the reduced power partial frame of which block b is a core; and performing locally adaptive block matching between mb and the previous reconstructed frame to locate a best match, the best match corresponding to a macroblock region mbmatch of the previous reconstructed frame having a same pixel dimension as mb; setting the spatial only estimate reconstructed frame to correspond to the reduced power partial frame; and for each block b in the spatial only estimate reconstructed frame: assigning to block b pixel values from a core of mbmatch; and for columns in b corresponding to repeated receive scanlines, assigning a weighted average of pixel values of block b of the spatial only estimate reconstructed frame with corresponding pixel values in the intraframe interpolated frame.
10. The apparatus of claim 6, wherein performing temporal smoothing includes using alpha blending.
11. The apparatus of claim 9, wherein, in a sector mode of operation of the imaging device, the one or more processors are to: perform the locally adaptive block matching in response to a determination that an average pixel value in mb is greater than a threshold; and use scan conversion to transform rectilinear formatted scanline data in the reconstructed frame to sector-mode formatted scanline data to generate the reconstructed frame. EXO-P026
12. The apparatus of claim 9, wherein performing locally adaptive block matching includes, for each macroblock mbk in an image frame, where k is a number designating each macroblock: computing a total intensity in a prior macroblock mbk-1 of the image frame; in response to a determination that the intensity is above a first threshold and that mbk is not a first macroblock in a given row of the image, assigning a first spatial window W1 to correspond to a value of a spatial window W within which a solution for a motion vector v is to be searched; in response to a determination that the intensity is not above a first threshold or that mbk is not a first macroblock in a given row of the image, assigning a second spatial window W2 to correspond to a value of a spatial window W within which a solution for a motion vector v is to be searched; determining an estimated motion vector u0001u001c∗ using: u0001u001d∗= arg max∈fr |u001eu001fu001du0011u0012u0013 − u001eu001fu001d u0015u0011u0012 − u0001u0013|u0016u0017∈!u0018" wherein u0012 denotes a pixel coordinate of an image subregion, u0019 denotes the spatial window within which a solution for u0001 is searched, u001au001c denotes an index set of pixels within a macroblock k, and u001b denotes an error norm equal to 1 or 2, and wherein matching error Ɛ = ∑ |u001eu001fu001du0011u0012u0013 −u0017∈!u0018"u001eu001fu001d u0015u0011u0012 − u0001u0013|u0016; in response to a determination that Ɛ is larger than a second threshold, assigning pixel values from the intraframe interpolated frame to corresponding pixels in a core of mbk; and in response to a determination that Ɛ is not larger than a second threshold, assigning to a core of u001eu001fu001d values in a core of u001eu001fu001d u0015u0011u0012 − u0001u001d∗u0013. 13. The apparatus of claim 12, wherein, in a sector mode of the imaging device, the one or more processors are to, in response to a determination that Ɛ is not larger than a second threshold: measure Ɛ for four values of v that are offset half of a pixel in either a horizontal direction or a vertical direction; and assign to the core of u001eu001fu001d values in the core of u001eu001fu001d u0015u0011% − &'∗∗u0013.
13. EXO-P026
14. The apparatus of any one of claims 1-13, further including the memory, the memory coupled to the one or more processors.
15. The apparatus of claim 14, further including a wireless transceiver coupled to the one or more processors, the wireless transceiver to receive the input frame and the reduced power partial frame from a control circuitry of the imaging device.
16. A method to be performed at an apparatus of a computing device comprising: performing rounds of a reconstruction algorithm during image generation by an ultrasound imaging device, the algorithm including, for each round, processing an input frame and a reduced power partial frame to generate a reconstructed frame therefrom, wherein the input frame is based on a first ultrasonic waveform received at a transducer of the imaging device, and the reduced power partial frame defines missing scanlines and is based on a second ultrasonic waveform received at the transducer and generated from an interlaced activation of receive channels coupled to the transducer; and at least one of generating display signals to cause each reconstructed frame to be displayed on a display, or causing each reconstructed frame to be stored in memory, wherein the input frame, after an initialization round of the reconstruction algorithm, corresponds to a previous reconstructed frame of a previous round of the reconstruction algorithm.
17. The method of claim 16, wherein processing the reduced power partial frame includes: performing intraframe interpolation on the reduced power partial frame to fill in the missing scanlines with interpolated scanlines to generate an intraframe interpolated frame; and processing the intraframe interpolated frame to generate the reconstructed frame.
18. The method of claim 17, wherein the reduced power partial frame includes one of odd scanlines and missing even scanlines, or even scanlines and missing odd scanlines, and wherein processing the reduced power partial frame and the input frame includes: performing motion compensation to estimate a motion vector between the intraframe interpolated frame and the previous reconstructed frame of the previous round to generate a motion compensated frame, the motion compensated frame including even scanlines and missing odd EXO-P026 scanlines when the reduced power partial frame includes odd scanlines and missing even scanlines, and including odd scanlines and missing even scanlines when the reduced power partial frame includes even scanlines and missing odd scanlines; and processing the motion compensated frame to generate the reconstructed frame.
19. The method of claim 18, wherein performing motion compensation includes performing at least one of locally adaptive block matching or globally adaptive block matching.
20. One or more tangible non-transitory computer-readable media comprising a plurality of instructions stored thereon that, when executed, cause one or more processors to perform operations including: performing rounds of a reconstruction algorithm during image generation by an ultrasound imaging device, the algorithm including, for each round, processing an input frame and a reduced power partial frame to generate a reconstructed frame therefrom, wherein the input frame is based on a first ultrasonic waveform received at a transducer of the imaging device, and the reduced power partial frame defines missing scanlines and is based on a second ultrasonic waveform received at the transducer and generated from an interlaced activation of receive channels coupled to the transducer; and at least one of generating display signals to cause each reconstructed frame to be displayed on a display, or causing each reconstructed frame to be stored in memory, wherein the input frame, after an initialization round of the reconstruction algorithm, corresponds to a previous reconstructed frame of a previous round of the reconstruction algorithm.
21. The computer-readable media of claim 20, wherein processing the reduced power partial frame includes: performing intraframe interpolation on the reduced power partial frame to fill in the missing scanlines with interpolated scanlines to generate an intraframe interpolated frame; and processing the intraframe interpolated frame to generate the reconstructed frame. EXO-P026
22. The computer-readable media of claim 21, wherein the reduced power partial frame includes one of odd scanlines and missing even scanlines, or even scanlines and missing odd scanlines, and wherein processing the reduced power partial frame and the input frame includes: performing motion compensation to estimate a motion vector between the intraframe interpolated frame and the previous reconstructed frame of the previous round to generate a motion compensated frame, the motion compensated frame including even scanlines and missing odd scanlines when the reduced power partial frame includes odd scanlines and missing even scanlines, and including odd scanlines and missing even scanlines when the reduced power partial frame includes even scanlines and missing odd scanlines; and processing the motion compensated frame to generate the reconstructed frame.
23. The computer-readable media of claim 22, wherein performing motion compensation includes performing at least one of locally adaptive block matching or globally adaptive block matching.
24. The computer-readable media of claim 23, wherein processing the motion compensated frame includes: merging the intraframe interpolated frame with the motion compensated frame to generate a spatial only estimate reconstructed frame, merging including filling missing scanlines of the intraframe interpolated frame with corresponding scanlines of the motion compensated frame; and processing the spatial only estimate reconstructed frame to generate the reconstructed frame.
25. The computer-readable media of claim 24, wherein processing the spatial only estimate reconstructed frame includes performing temporal smoothing by blending the spatial only estimate reconstructed frame with the previous reconstructed frame to generate the reconstructed frame.
IL305932A 2021-03-19 2022-03-18 Electrical circuit program for processing, system and method for reducing power consumption in ultrasound imaging testing based on an integrated algorithm for data acquisition and recovery IL305932A (en)

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US202163163702P 2021-03-19 2021-03-19
PCT/US2022/020945 WO2022198045A1 (en) 2021-03-19 2022-03-18 Processing circuitry, system and method for reducing electrical power consumption in an ultrasound imaging probe based on interlaced data acquisition and reconstruction algorithm

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WO2022198045A1 (en) 2022-09-22
US20220299634A1 (en) 2022-09-22
CN116997297A (en) 2023-11-03
EP4308005A4 (en) 2025-01-29
JP2024510429A (en) 2024-03-07
EP4308005A1 (en) 2024-01-24
KR20240000487A (en) 2024-01-02
CA3212626A1 (en) 2022-09-22
US20250199171A1 (en) 2025-06-19

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